DynamoDB RAG System

Project Structure

lambda-java25-dynamodb/
├── src/main/java/          # Java Lambda functions
├── RAG/                    # Python RAG system
├── UI/                     # Streamlit interface
├── scripts/                # Setup & utility scripts
├── docs/                   # Documentation
├── config/                 # Configuration files
└── pom.xml                 # Maven configuration

Quick Start

1. Start Local DynamoDB:

   scripts/start_local_db.bat

2. Create Tables:

   python scripts/create_tables.py

3. Run UI:

   cd UI && streamlit run UI.py

4. Check Embeddings:

   python scripts/check_embeddings.py

Features

• ✅ Local DynamoDB (no AWS costs)
• ✅ PDF upload & processing
• ✅ Vector embeddings storage
• ✅ RAG with Llama3.1
• ✅ Streamlit UI